TY - GEN AU - Rose, F C AU - Cornog, D Y C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1967-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.MP.262-2 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1967 TI - Legibility of alphanumeric characters and other symbols II. A reference handbook/: ER -